L-Arginine L-Citrulline Complex 1000 mg®
Amino Acids & ProteinBrand: Source Naturals
Net Contents
60 Tablet(s)
Serving Size
1 Tablet(s)
Servings Per Container
60
Supplement Form
Tablet or Pill
Bar Code (UPC/SKU)
0 21078 02042 4
Product Version
SN2042 REV L101
Label Analysis
Objective insights generated automatically from the official DSLD label — a quick, factual read of how this product is formulated and disclosed.
3 distinct active ingredients are disclosed in Supplement Facts.
Every active ingredient discloses a specific amount per serving.
Label states: Gluten-Free.
This analysis is generated algorithmically from label data for educational reference only. It is not a product endorsement, ranking, or medical advice.
Allergen Guide
Contains
- Milk
- Egg
- Wheat
- Soy
- Gluten
Allergen flags are parsed automatically from the official label's claims and statements. Always verify against the physical product label before use, especially if you have a severe allergy.
Supplement Facts
Serving Size: 1 Tablet(s) · 4 per day
| Ingredient | Amount Per Serving | |
|---|---|---|
| Calories | 5 Calorie(s) | — |
| L-Arginine(L-Arginine Hydrochloride) | 750 mg | — |
| L-Citrulline | 250 mg | — |
Not Present
Other Ingredients
Target Groups
Label Claims
Directions & Suggested Use
Suggested/Recommended/Usage/Directions
Suggested Use: 1 tablet four times daily.
Warnings & Precautions
Precautions re: Pregnant or Nursing or Prescription Medications
Warning: If you are pregnant, may become pregnant, breastfeeding, have a history of heart disease, hypotension, renal or hepatic failure, or are taking any prescription medication such as nitroglycerin or any drug for erectile dysfunction, consult your physician before using this product.
Precautions re: All Other
Not recommended following acute myocardial infarction.
Precautions re: All Other
Do not use if either tamper-evident seal is broken or missing.
Precautions re: Children
Keep out of the reach of children.
Storage
Storage
Store in a cool, dry place.
Formulation
Formulation re: Other
Supports peak performance
Formula re: Contains
L-Arginine and L-Citrulline are two amino acids bundled into a single powerful supplement.
Formulation re: Other
L-Arginine is an important factor in muscle metabolism and a precursor for nitric oxide, which promotes increased circulation by relaxing blood vessels. L-Citrulline helps the body rid itself of ammonia, a by-product of exercise. This clearing enables the body to recover after a workout.
Formulation re: Does NOT Contain
Contains no yeast, dairy, egg, gluten, soy or wheat. Contains no sugar, starch, salt, preservatives, or artificial color, flavor or fragrance.
FDA Statements
FDA Statement of Identity
Amino Acid Supplement
FDA Disclaimer Statement
These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.
Other Label Statements
Brand IP Statement(s) re: (c), (TM), (SM)
Copyright Source Naturals, Inc.
Manufacturer & Distributor
Distributor
Source Naturals, Inc.
P. O. Box 2118, Santa Cruz, CA, 95062
Market Reference
Source Naturals L Arginine L Citrulline Complex
Chinese Herbs Direct4.6(785)$18.19Best Naturals L-Arginine L-Citrulline Complex 1000 mg
Target4.7(267)$12.99Source Naturals L-Arginine L-Citrulline Complex 1000 mg Tablet
Mothers Market & Kitchen4.6(785)$20.19L-Citrulline Source Naturals
Vitacost.com4.7(278)$39.89Source naturals 1000mg L-Arginine L-Citrulline Complex 60 Tablet Supplement
Shopit4.6(785)$25.40Source Naturals L-Arginine L-Citrulline Complex 10 Tablets
Instacart4.6(785)$57.99L Arginine Source Naturals
Professional Supplement Center4.7(222)$31.99Source Naturals L-Arginine L-Citrulline 60T
Instacart$11.39
Where to Buy Locally
Enter your city or ZIP code to find supplement & health stores in your area that may carry this product.
Showing representative supplement & health retailers — search above for stores in your area.
GNC
4.3 (74)Vitamin & supplements store
961 E 174th St Unit B-160, Bronx, NY 10460
The Vitamin Shoppe
4.3 (126)Vitamin & supplements store
661 W 181st St, New York, NY 10033
NutriShop
4.8 (83)Vitamin & supplements store
1601 Williamsbridge Rd, Bronx, NY 10461
Nutri - Life Nutritional Center
4.6 (17)Vitamin & supplements store
1469 St Nicholas Ave, New York, NY 10033
Lavish Vitamin And Supplement
4.6 (9)Vitamin & supplements store
4990 Broadway, New York, NY 10034
GNC
4.2 (56)Vitamin & supplements store
52 E Fordham Rd, Bronx, NY 10468
The Vitamin Shoppe
4.5 (137)Vitamin & supplements store
5510 Broadway, Bronx, NY 10463
GNC
4.3 (121)Vitamin & supplements store
1947 Westchester Ave, Bronx, NY 10462
Research & Studies
Vitamin D3, L‑Arginine, L‑Citrulline, and antioxidant supplementation enhances nitric oxide bioavailability and reduces oxidative stress in the vascular endothelium …
M Dawoud - Pharmacognosy Research, 2020 - phcogres.com
… One of the main observations in this study is that a mixture of L‑arginine, L‑citrulline, Vitamin D3, and antioxidants significantly increases the concentration of bioavailable, cytoprotective …
202023 citationsPotential role of L-citrulline in regulating exercise performance and muscle protein metabolism
X Lv, Y Song, T Guo, J Hua - npj Science of Food, 2026 - nature.com
… Reengineering of a Corynebacterium glutamicum Larginine and L-citrulline producer. … plasma L-arginine levels of combined oral L-citrulline and L-arginine supplementation in healthy …
2026The effect of L-arginine in the prevention of preeclampsia and intrauterine growth of the fetus in primigravid women: a randomized clinical trial
S Khansari, S Nasrollahi, S Khazaei… - Biomedical Research and …, 2024 - bmrat.com
… from Hamadan University of Medical Sciences and after … administered 1000 mg of L-arginine and prenatal supplements … Preeclampsia and L-Arginine/L-Citrulline Supplementation as a …
20246 citationsMost used combined multisupplements containing l–arginine
D Obreshkova, D Tsvetkova, K Ivanov - amb, 2012 - researchgate.net
… are the most common combined supplements with L–Argi… in most cases L–Arginine was combined with: L–Citrulline, L–… in medical sourses for multisupplements with L–Arginine shows …
20123 citationsPros and cons of L-arginine supplementation in disease
YLJ Vissers, IBJG Debats, YC Luiking… - Nutrition research …, 2004 - cambridge.org
… of the alternative hypothesis: that L-arginine supplementation is beneficial in disease. The … studies in healthy and diseased animals and patients with monotherapy of L-arginine to come …
200424 citationsLactobacillus murinus alleviates insulin resistance via promoting L-citrulline synthesis
J Long, Z Shi, Z Miao, L Dong, D Yan - Journal of Endocrinological …, 2025 - Springer
… human health … L-Citrulline was metabolized to produce L-arginine by arginosuccinase (AS). The results showed that the contents of L-glutamic acid, N-acetylornithine, and L-arginine …
202512 citations
Data sourced from the U.S. National Institutes of Health, Office of Dietary Supplements Dietary Supplement Label Database (DSLD) · Label entered 2023-08-23. DSLD Label ID: 295935. This information is provided for educational reference only and is not medical advice. Always follow the product label and consult a doctor or pharmacist before use.
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